VI 



CONTENTS. 



6. Earthy minerals, (silicates or aluminates,) 



1. Silica, 



2. Lime, 



3. Magnesia, 



1. Hydrous silicates, 



2. Anhydrous silicate, 



4. Alumina, 



1. Uncombined, . 



2. Combined with other oxyds, 



3. Hydrous combinations with silica, 



4. Anhydrous combinations with silica, 



5. Combinations of a silicate and fluorid, 



6. Combination of a silicate and sulphate, 

 7. Silicate with a chlorid. 



5. Glucina, 



6. Zirconia, 



7. Thoria, 



7. Metals and metallic ores, 



1. Easily oxydizable metals, 



1, 2, 3. Cerium and Ytrium, Lanthanum, 



4. Titanium, 



5. Tin, . 



6. Molybdenum, 



7. Tungsten, 



8. Vanadium, 



9. Tellurium, 



10. Bismuth, 



11. Antimony, 



12. Arsenic, 



13. Uranium, 



14. Iron, . 



15. Manganese, 



16. 17. Chromium, Nickel 



18. Cobalt, 



19. Zinc, . 



20. Cadmium, . . 



21. Lead, . 



22. Mercury, 



23. Copper, 



2. Noble Metals. 



1. Platinum, Iridium, Palladium 



2. Gold, . 



3. Silver, . 

 Crap. VII. — Chemical composition and formulas 

 Caap. VIII. — Rocks or Mineral Aggregates, 

 Chap. IX. — Catalogue of American localities 

 Brief notice of Foreign Mining Regions, 

 Mineralogical Implements, 

 Weights, Measures and Coins, . 

 Tables for the Determination of Minerals, 

 Index, ..... 



of Minerals, 

 of Minerals, 



132 

 132 

 141 

 143 

 143 

 150 

 158 

 158 

 160 

 161 

 i72 

 194 

 196 



197 



200 

 202 

 202 

 2(8 

 206 

 209 

 213 

 217 

 218 

 219 

 219 

 220 

 222 

 225 

 228 

 229 

 "58 

 262 

 266 

 269 

 276 

 276 

 287 

 290 



312 

 323 

 336 

 348 

 374 

 403 

 408 

 410 

 414 

 441 



